Part of Volcom's Eco-True collection, these sandals are made with BLOOM foam, which is produced with algae biomass, so you can enjoy supreme comfort and eco-concious style all at the same time. You'll look great and feel good about your footwear. BLOOM Foam Micro Stone Molded Footbed with Arch Support 70 Liters of Water Cleaned and Restored to the Environment Per Pair 73 M³ of Air Cleaned of Carbon Dioxide Per Pair Water Friendly Synthetic Nubuck Upper Soft Padded Lycra Lining Reinforced Double Webbing Toepost, Non-Scuff Molded TPR Outsole